From: Igal Liberman igall@marvell.com
Add PCIE analog parameters initialization values according to latest ETP.
Change-Id: I4a65082c8cd70861e21bb2dda673c41ae7089969 Signed-off-by: Igal Liberman igall@marvell.com --- drivers/phy/marvell/comphy_cp110.c | 66 ++++++++++++++++++++++++++++++++++++-- drivers/phy/marvell/comphy_hpipe.h | 44 ++++++++++++++++++++++++- 2 files changed, 106 insertions(+), 4 deletions(-)
diff --git a/drivers/phy/marvell/comphy_cp110.c b/drivers/phy/marvell/comphy_cp110.c index df60571..3ac405a 100644 --- a/drivers/phy/marvell/comphy_cp110.c +++ b/drivers/phy/marvell/comphy_cp110.c @@ -232,6 +232,8 @@ static int comphy_pcie_power_up(u32 lane, u32 pcie_width, bool clk_src, mask |= HPIPE_MISC_REFCLK_SEL_MASK; data |= 0x1 << HPIPE_MISC_REFCLK_SEL_OFFSET; } + mask |= HPIPE_MISC_ICP_FORCE_MASK; + data |= 0x1 << HPIPE_MISC_ICP_FORCE_OFFSET; reg_set(hpipe_addr + HPIPE_MISC_REG, data, mask); if (pcie_clk) { /* output */ /* Set reference frequcency select - 0x2 for 25MHz*/ @@ -267,6 +269,9 @@ static int comphy_pcie_power_up(u32 lane, u32 pcie_width, bool clk_src, /* Set Maximal PHY Generation Setting(8Gbps) */ mask = HPIPE_INTERFACE_GEN_MAX_MASK; data = 0x2 << HPIPE_INTERFACE_GEN_MAX_OFFSET; + /* Bypass frame detection and sync detection for RX DATA */ + mask = HPIPE_INTERFACE_DET_BYPASS_MASK; + data = 0x1 << HPIPE_INTERFACE_DET_BYPASS_OFFSET; /* Set Link Train Mode (Tx training control pins are used) */ mask |= HPIPE_INTERFACE_LINK_TRAIN_MASK; data |= 0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET; @@ -351,9 +356,9 @@ static int comphy_pcie_power_up(u32 lane, u32 pcie_width, bool clk_src, data = 0x3 << HPIPE_G3_DFE_RES_OFFSET; reg_set(hpipe_addr + HPIPE_G3_SETTING_4_REG, data, mask);
- /* Force DFE resolution (use GEN table value) */ + /* Use TX/RX training result for DFE */ mask = HPIPE_DFE_RES_FORCE_MASK; - data = 0x1 << HPIPE_DFE_RES_FORCE_OFFSET; + data = 0x0 << HPIPE_DFE_RES_FORCE_OFFSET; reg_set(hpipe_addr + HPIPE_DFE_REG0, data, mask);
/* Configure initial and final coefficient value for receiver */ @@ -379,9 +384,64 @@ static int comphy_pcie_power_up(u32 lane, u32 pcie_width, bool clk_src, data = 0x1 << HPIPE_G3_FFE_DEG_RES_LEVEL_OFFSET;
mask |= HPIPE_G3_FFE_LOAD_RES_LEVEL_MASK; - data |= 0x1 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; + data |= 0x3 << HPIPE_G3_FFE_LOAD_RES_LEVEL_OFFSET; reg_set(hpipe_addr + HPIPE_G3_SETTING_3_REG, data, mask);
+ /* Pattern lock lost timeout disable */ + mask = HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_MASK; + data = 0x0 << HPIPE_PATTERN_LOCK_LOST_TIMEOUT_EN_OFFSET; + reg_set(hpipe_addr + HPIPE_FRAME_DETECT_CTRL_3_REG, data, mask); + + /* Configure DFE adaptations */ + mask = HPIPE_CDR_MAX_DFE_ADAPT_1_MASK; + data = 0x1 << HPIPE_CDR_MAX_DFE_ADAPT_1_OFFSET; + mask |= HPIPE_CDR_MAX_DFE_ADAPT_0_MASK; + data |= 0x0 << HPIPE_CDR_MAX_DFE_ADAPT_0_OFFSET; + mask |= HPIPE_CDR_RX_MAX_DFE_ADAPT_1_MASK; + data |= 0x0 << HPIPE_CDR_RX_MAX_DFE_ADAPT_1_OFFSET; + reg_set(hpipe_addr + HPIPE_CDR_CONTROL_REG, data, mask); + mask = HPIPE_DFE_TX_MAX_DFE_ADAPT_MASK; + data = 0x0 << HPIPE_DFE_TX_MAX_DFE_ADAPT_OFFSET; + reg_set(hpipe_addr + HPIPE_DFE_CONTROL_REG, data, mask); + + /* Genration 2 setting 1*/ + mask = HPIPE_G2_SET_1_G2_RX_SELMUPI_MASK; + data = 0x0 << HPIPE_G2_SET_1_G2_RX_SELMUPI_OFFSET; + mask |= HPIPE_G2_SET_1_G2_RX_SELMUPP_MASK; + data |= 0x1 << HPIPE_G2_SET_1_G2_RX_SELMUPP_OFFSET; + mask |= HPIPE_G2_SET_1_G2_RX_SELMUFI_MASK; + data |= 0x0 << HPIPE_G2_SET_1_G2_RX_SELMUFI_OFFSET; + reg_set(hpipe_addr + HPIPE_G2_SET_1_REG, data, mask); + + /* DFE enable */ + mask = HPIPE_G2_DFE_RES_MASK; + data = 0x3 << HPIPE_G2_DFE_RES_OFFSET; + reg_set(hpipe_addr + HPIPE_G2_SETTINGS_4_REG, data, mask); + + /* Configure DFE Resolution */ + mask = HPIPE_LANE_CFG4_DFE_EN_SEL_MASK; + data = 0x1 << HPIPE_LANE_CFG4_DFE_EN_SEL_OFFSET; + reg_set(hpipe_addr + HPIPE_LANE_CFG4_REG, data, mask); + + /* VDD calibration control */ + mask = HPIPE_EXT_SELLV_RXSAMPL_MASK; + data = 0x16 << HPIPE_EXT_SELLV_RXSAMPL_OFFSET; + reg_set(hpipe_addr + HPIPE_VDD_CAL_CTRL_REG, data, mask); + + /* Set PLL Charge-pump Current Control */ + mask = HPIPE_G3_SETTING_5_G3_ICP_MASK; + data = 0x4 << HPIPE_G3_SETTING_5_G3_ICP_OFFSET; + reg_set(hpipe_addr + HPIPE_G3_SETTING_5_REG, data, mask); + + /* Set lane rqualization remote setting */ + mask = HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_MASK; + data = 0x1 << HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_OFFSET; + mask |= HPIPE_LANE_CFG_FOM_ONLY_MODE_MASK; + data |= 0x1 << HPIPE_LANE_CFG_FOM_ONLY_MODE_OFFFSET; + mask |= HPIPE_LANE_CFG_FOM_PRESET_VECTOR_MASK; + data |= 0x2 << HPIPE_LANE_CFG_FOM_PRESET_VECTOR_OFFSET; + reg_set(hpipe_addr + HPIPE_LANE_EQ_REMOTE_SETTING_REG, data, mask); + if (!is_end_point) { /* Set phy in root complex mode */ mask = HPIPE_CFG_PHY_RC_EP_MASK; diff --git a/drivers/phy/marvell/comphy_hpipe.h b/drivers/phy/marvell/comphy_hpipe.h index 5edd0ad..fbceb2a 100644 --- a/drivers/phy/marvell/comphy_hpipe.h +++ b/drivers/phy/marvell/comphy_hpipe.h @@ -227,6 +227,9 @@ #define HPIPE_INTERFACE_GEN_MAX_OFFSET 10 #define HPIPE_INTERFACE_GEN_MAX_MASK \ (0x3 << HPIPE_INTERFACE_GEN_MAX_OFFSET) +#define HPIPE_INTERFACE_DET_BYPASS_OFFSET 12 +#define HPIPE_INTERFACE_DET_BYPASS_MASK \ + (0x1 << HPIPE_INTERFACE_DET_BYPASS_OFFSET) #define HPIPE_INTERFACE_LINK_TRAIN_OFFSET 14 #define HPIPE_INTERFACE_LINK_TRAIN_MASK \ (0x1 << HPIPE_INTERFACE_LINK_TRAIN_OFFSET) @@ -444,6 +447,17 @@ #define HPIPE_TX_TRAIN_PAT_SEL_MASK \ (0x1 << HPIPE_TX_TRAIN_PAT_SEL_OFFSET)
+#define HPIPE_CDR_CONTROL_REG 0x418 +#define HPIPE_CDR_RX_MAX_DFE_ADAPT_1_OFFSET 12 +#define HPIPE_CDR_RX_MAX_DFE_ADAPT_1_MASK \ + (0x3 << HPIPE_CDR_RX_MAX_DFE_ADAPT_1_OFFSET) +#define HPIPE_CDR_MAX_DFE_ADAPT_0_OFFSET 9 +#define HPIPE_CDR_MAX_DFE_ADAPT_0_MASK \ + (0x7 << HPIPE_CDR_MAX_DFE_ADAPT_0_OFFSET) +#define HPIPE_CDR_MAX_DFE_ADAPT_1_OFFSET 6 +#define HPIPE_CDR_MAX_DFE_ADAPT_1_MASK \ + (0x7 << HPIPE_CDR_MAX_DFE_ADAPT_1_OFFSET) + #define HPIPE_TX_TRAIN_CTRL_11_REG 0x438 #define HPIPE_TX_STATUS_CHECK_MODE_OFFSET 6 #define HPIPE_TX_TX_STATUS_CHECK_MODE_MASK \ @@ -481,7 +495,11 @@ (0x3 << HPIPE_G1_SETTINGS_4_G1_DFE_RES_OFFSET)
#define HPIPE_G2_SETTINGS_3_REG 0x448 -#define HPIPE_G2_SETTINGS_4_REG 0x44C + +#define HPIPE_G2_SETTINGS_4_REG 0x44c +#define HPIPE_G2_DFE_RES_OFFSET 8 +#define HPIPE_G2_DFE_RES_MASK \ + (0x3 << HPIPE_G2_DFE_RES_OFFSET)
#define HPIPE_G3_SETTING_3_REG 0x450 #define HPIPE_G3_FFE_CAP_SEL_OFFSET 0 @@ -510,6 +528,11 @@ #define HPIPE_TX_PRESET_INDEX_MASK \ (0xf << HPIPE_TX_PRESET_INDEX_OFFSET)
+#define HPIPE_DFE_CONTROL_REG 0x470 +#define HPIPE_DFE_TX_MAX_DFE_ADAPT_OFFSET 14 +#define HPIPE_DFE_TX_MAX_DFE_ADAPT_MASK \ + (0x3 << HPIPE_DFE_TX_MAX_DFE_ADAPT_OFFSET) + #define HPIPE_DFE_CTRL_28_REG 0x49C #define HPIPE_DFE_CTRL_28_PIPE4_OFFSET 7 #define HPIPE_DFE_CTRL_28_PIPE4_MASK \ @@ -520,6 +543,11 @@ #define HPIPE_G1_SETTING_5_G1_ICP_MASK \ (0xf << HPIPE_G1_SETTING_5_G1_ICP_OFFSET)
+#define HPIPE_G3_SETTING_5_REG 0x548 +#define HPIPE_G3_SETTING_5_G3_ICP_OFFSET 0 +#define HPIPE_G3_SETTING_5_G3_ICP_MASK \ + (0xf << HPIPE_G3_SETTING_5_G3_ICP_OFFSET) + #define HPIPE_LANE_CONFIG0_REG 0x600 #define HPIPE_LANE_CONFIG0_TXDEEMPH0_OFFSET 0 #define HPIPE_LANE_CONFIG0_TXDEEMPH0_MASK \ @@ -542,6 +570,9 @@ #define HPIPE_LANE_CFG4_DFE_CTRL_OFFSET 0 #define HPIPE_LANE_CFG4_DFE_CTRL_MASK \ (0x7 << HPIPE_LANE_CFG4_DFE_CTRL_OFFSET) +#define HPIPE_LANE_CFG4_DFE_EN_SEL_OFFSET 3 +#define HPIPE_LANE_CFG4_DFE_EN_SEL_MASK \ + (0x1 << HPIPE_LANE_CFG4_DFE_EN_SEL_OFFSET) #define HPIPE_LANE_CFG4_DFE_OVER_OFFSET 6 #define HPIPE_LANE_CFG4_DFE_OVER_MASK \ (0x1 << HPIPE_LANE_CFG4_DFE_OVER_OFFSET) @@ -559,6 +590,17 @@ #define HPIPE_CFG_UPDATE_POLARITY_MASK \ (0x1 << HPIPE_CFG_UPDATE_POLARITY_OFFSET)
+#define HPIPE_LANE_EQ_REMOTE_SETTING_REG 0x6f8 +#define HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_OFFSET 0 +#define HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_MASK \ + (0x1 << HPIPE_LANE_CFG_FOM_DIRN_OVERRIDE_OFFSET) +#define HPIPE_LANE_CFG_FOM_ONLY_MODE_OFFFSET 1 +#define HPIPE_LANE_CFG_FOM_ONLY_MODE_MASK \ + (0x1 << HPIPE_LANE_CFG_FOM_ONLY_MODE_OFFFSET) +#define HPIPE_LANE_CFG_FOM_PRESET_VECTOR_OFFSET 2 +#define HPIPE_LANE_CFG_FOM_PRESET_VECTOR_MASK \ + (0xf << HPIPE_LANE_CFG_FOM_PRESET_VECTOR_OFFSET) + #define HPIPE_RST_CLK_CTRL_REG 0x704 #define HPIPE_RST_CLK_CTRL_PIPE_RST_OFFSET 0 #define HPIPE_RST_CLK_CTRL_PIPE_RST_MASK \